Compact welding fixture device for automobile A-column reinforcer

The utility model discloses a compact welding fixture device for an A-column reinforcer of an automobile, and relates to the field of welding fixtures. Comprising a control bottom plate, an adjusting clamping assembly and an adjusting supporting assembly, and two control sliding grooves are formed in the top end of the control bottom plate; the adjusting and clamping assembly comprises an adjusting plate, an adjusting screw rod is rotationally connected to the middle of the adjusting plate in a penetrating mode, a clamping block is arranged on the front face of the adjusting plate, a clamping opening is formed in the front face of the clamping block, and two sets of clamping mechanisms are arranged on the two sides of the clamping opening correspondingly; the adjusting supporting assembly comprises an adjusting supporting plate, a supporting block is arranged at the top of the adjusting supporting plate in a sliding and penetrating mode, and an adjusting mechanism is arranged in the adjusting supporting plate